<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initi
al-scale=1.0">
    <title>this显式绑定实验</title>
</head>

<body>
    <script>
        var obj = {
            name: "gkd"
        };
        function foo() {
            console.log("foo函数:", this);
        }
        // obj.foo = foo;
        // obj.foo();
        foo.call(obj); // 使⽤显式绑定this为obj
        foo.call(123); // 将this显式绑定为⼀个数字
        foo.call("abc"); // 将this显式绑定为⼀个字符串
    </script>
</body>

</html>